Home / 116,085.40-173,868.90-89,582.20

Finding the Fourth Proportional to 116,085.40, 173,868.90 and 89,582.20

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Solution

The fourth proportional to 116,085.40, 173,868.90 and 89,582.20 is: 134,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,085.40 : 173,868.90 = 89,582.20 : x
  2. Step 2: Convert to fraction form
    116,085.40/173,868.90 = 89,582.20/x
  3. Step 3: Cross multiply
    116,085.40x = 173,868.90 × 89,582.20
  4. Step 4: Simplify right side
    116,085.40x = 15,575,558,573.58
  5. Step 5: Solve for x
    x = 15,575,558,573.58/116,085.40
  6. Step 6: Final answer
    x = 134,173.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.